David,

D> It restricts database access to a single-user, local SYSDBA. Other than that, it
D> is functionally the same.

you can use as many users as you need. The only thing that the embedded
server doesn't do is username and password checking - everyone is let
in. SQL privileges are still checked against current user and role, so
it might be still useful to have different users with the embedded
server.

Ciao
--
Nando Dessena
mailto:nandod@...